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Weather in Welland for May 2025

Your guide to Welland weather in May - trends and predictions
  • In general, the average temperature in Welland at the beginning of May is 14.4 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 21.1 °C by the end of May.

  • With an average of 2 rainy days, Welland experiences minimal rainfall in May.

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Average dry days
29
Dry days
Average rainy days
2
Rainy days
Average snowy days
0
Snow days
Average temperatures
20°/7°
Temperatures
Average wind speed
18 km/h
Avg max wind
Average humidity
74 %
Avg humidity

Welland in May average weather

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Temperatures trend during May in Welland

See the weather trend as well as the moving average line

May weather day by day

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Date Weather Temperatures Rain UV More
1 May Patchy rain possible
Patchy rain possible
12° /6° 0.4 mm 3
2 May Heavy rain at times
Heavy rain at times
11° /6° 4.2 mm 3
3 May Moderate rain at times
Moderate rain at times
15° /6° 5.5 mm 4
4 May Patchy rain possible
Patchy rain possible
13° /8° 0.2 mm 4
5 May Overcast
Overcast
14° /8° 0.6 mm 4
6 May Partly cloudy
Partly cloudy
17° /7° 0.1 mm 5
7 May Heavy rain at times
Heavy rain at times
19° /7° 4 mm 5
8 May Cloudy
Cloudy
18° /10° 0.8 mm 4
9 May Overcast
Overcast
14° /8° 3.8 mm 4
10 May Sunny
Sunny
15° /7° 0.2 mm 4
11 May Overcast
Overcast
16° /8° 2 mm 4
12 May Sunny
Sunny
17° /9° 0.3 mm 5
13 May Cloudy
Cloudy
19° /11° 1.9 mm 5
14 May Overcast
Overcast
15° /9° 7.4 mm 4
15 May Sunny
Sunny
19° /7° 0 mm 5
16 May Overcast
Overcast
19° /10° 0.1 mm 4
17 May Sunny
Sunny
17° /8° 0.1 mm 5
18 May Sunny
Sunny
20° /7° 0.1 mm 5
19 May Heavy rain at times
Heavy rain at times
20° /11° 2.3 mm 5
20 May Moderate or heavy rain shower
Moderate or heavy rain shower
19° /12° 16.8 mm 5
21 May Partly cloudy
Partly cloudy
21° /12° 0.1 mm 5
22 May Partly cloudy
Partly cloudy
21° /12° 0.4 mm 5
23 May Cloudy
Cloudy
22° /11° 0.4 mm 5
24 May Patchy rain possible
Patchy rain possible
18° /10° 0.4 mm 5
25 May Sunny
Sunny
19° /8° 3.9 mm 5
26 May Sunny
Sunny
22° /8° 0 mm 5
27 May Sunny
Sunny
22° /12° 2.2 mm 6
28 May Sunny
Sunny
21° /11° 1.5 mm 5
29 May Sunny
Sunny
20° /10° 0.1 mm 6
30 May Sunny
Sunny
21° /10° 0 mm 6
31 May Sunny
Sunny
23° /12° 0 mm 6
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Important Notice
Our weather forecast for Welland in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Welland forecast closer to your planned date for the most up-to-date weather information.

Welland in May - FAQ

What are the expected maximum and minimum temperatures in Welland during May?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 7°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Welland during May?
Significant rainfall exceeding 104.8 mm is expected in Welland during May, occurring over more than 2 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Welland during May?
The average wind speed in Welland during May is 18 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Welland

Explore the daily rainfall trends and prepare for Wellands May weather 💧

UV exposure in Welland during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️

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Location coordinates Where is Welland?

Get accurate weather forecasts for Welland, located at latitude 42.983 and longitude -79.25. Stay updated with localized weather information tailored for Welland.

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